Answer:
(5 , 7)
Step-by-step explanation:
let a = the number of adult tickets
let c = the number of children tickets
then we have to solve the following system
a + c = 12
14.5a + 9c = 135.5
we proceed by Substitution:
c = 12 - a
14.5a + 9c = 135.5
After some calculations we find
a=5 and c=7
Answer: 1304.7
Step-by-step explanation: just took test
Answer:

<h2>
Step-by-step explanation:</h2>
7z+5>47
Remove the 5:

Divide by 7 to get z by itself:

452 because you will multiply 80 by 6 and get 480 and subtract 28 from that!
Step-by-step explanation:
0.92×10^3
I think it helps you